Across
- 3. study of causes of diseases
- 4. study of disease
- 5. vaccine which contains an inactive form of a pathogen incapable of replicating
- 6. alteration of the body or body organs which interrupts or disturbs the body’s functions
- 8. infectious agent made of a piece of genetic code protected by a coating of protein which can cause a disease
- 9. organism which lives in or on another organism and obtains nutrients at the expense of the host; also responsible for causing a disease
- 11. single-celled microorganism varying in shape and size, responsible for causing a disease
- 13. spore producing organism which feeds on organic matter and is responsible for causing a disease
- 14. vaccine which contains a weakened live version of the pathogen which can replicate once in the animal’s body
- 15. body’s ability to maintain an internal environment through adjustments of biochemical and physical pathways
- 16. inanimate objects which carry pathogens until the object touches something else
- 18. substance used to stimulate the production of antibodies and provide immunity against a disease
- 19. structure on the surface of a pathogen responsible for attaching to receptors on immune cells
Down
- 1. measures taken to prevent the introduction or spread of a pathogen
- 2. live organisms responsible for providing health benefits
- 4. factors responsible for making an animal more susceptible to disease
- 7. organism responsible for causing diseases upon entering the body
- 10. Immunity: occurs when a large number of animals in a group become immune to a pathogen
- 12. protein responsible for neutralizing or destroying toxins and toxin-producing organisms
- 17. ability to resist a particular infection or toxin by the action of specific antibodies